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In 1934 the Japanese begin designing The Yamato, the most powerful battleship in history.
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The Japanese decide that the island of Okinawa will be their last bastion of defense.
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The Channel Islands turn into one of the most heavily fortified places on the planet.
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The Type 21 U-boat was Hitler's ultimate deep sea destroyer.
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The history of the SS — the sinister and terrifying Nazi cult. Airs 1/21.
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The secret headquarters at the heart of Hitler's plans for world domination.
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Learn why Berlin was turned into a fortress during the final days of the Third Reich.
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How Nazi engineers created super-heavy tanks.
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Explore the most technologically advanced plane of World War II, the Messerschmitt Me262.
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See how von Braun heralded the birth of ballistic missiles.
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Nazis built impenetrable submarine pens to protect U-boats from Allied attacks.